RuggedWIRELESS™ RS910W
Contents
1. 40 C 16 Hours IEC 60068 2 30 Humidity Damp Heat Cyclic 95 non condensing 55 C 6 cycles IEC 60255 21 1 2g 10 150 Hz IEC 60255 21 2 30g 11mS www RuggedCom com RuggedWIRELESS RS910W RuggedWIRELESS RS910W Wireless Device Server with 2 Serial and or 2 Ethernet Ports 128 bit Encryption Power Supply E Power Consumption 10W Max E 24VDC 10 36VDC 0 4A E 48VDC 36 72VDC 0 2A E HI Voltage AC DC 88 300VDC 85 264VAC 0 1A Critical Alarm Relay E Form C failsafe contact relay 1A 30VDC Physical Height 7 4 18 8cm Width 2 6 6 6 cm Depth 5 0 12 7cm Weight 2 7lbs 1 22kg Ingress Protection IP40 1mm objects Enclosure 20 AWG galvanized steel enclosure Mounting DIN rail or panel mounted witch Properties Switching method Store amp Forward Switching latency 8 us 100Mbps Switching bandwidth 1 8Gbps MAC address table size 16kbytes Priority Queues 4 Frame buffer memory 1 Mbit Simultaneous VLANs 255 VLAN ID Range 1 to 4094 IGMP and static multicast groups 256 Port rate limiting 128kbps 256 512 4 8Mbps No head of line blocking BPHRHHRHHHHHHEHEOM HEHEHEHEHE amp Approvals E Hazardous Locations Class 1 Division 2 E ISO Designed and manufactured using a ISO9001 2000 certified quality program E CE Marking E Emissions FCC Part 15 Class A EN55022 CISPR22 Class A E Safety cCSAus Compliant with CSA C22 2 No 60950 UL 60950 EN60950 E Laser Eye Saf2. PSK for personal mode authentication configuration Multi level user passwords SSH SSL 128 bit encryption Enable disable ports MAC based port security Port based network access control 802 1x VLAN 802 1Q to segregate and secure network traffic RADIUS centralized password management SNMPv3 authentication and 56 bit encryption Rugged Operating System ROS Features E Simple plug and play operation automatic learning negotiation and crossover detection E MSTP 802 1Q 2005 formerly 802 1s RSTP 802 1D 2004 and Enhanced Rapid Spanning Tree eRSTP network fault recovery lt 5ms Quality of Service 802 1p for real time traffic VLAN 802 1Q with double tagging and GVRP support Link aggregation 802 3ad IGMP Snooping for multicast filtering Port Rate Limiting and Broadcast Storm Limiting Port configuration status statistics mirroring security SNTP time synchronization client and server RuggedRated for Reliability in Harsh Environments E Immunity to EMI and heavy electrical surges Meets IEEE 1613 electric utility substations Exceeds IEC 61850 3 electric utility substations Exceeds IEC 61800 3 variable speed drive systems Exceeds IEC 61000 6 2 generic industrial Exceeds NEMA TS 2 traffic control equipment E 40 C to 85 C operating temperature no fans E 20 AWG galvanized steel enclosure E DIN or panel mounting options provide secure mechanical reliability E Haz
3. 02 11b and IEEE802 11g wireless clients IEEE 802 11b DSSS over CCK 11 5 Mbps DQPSK E Can be configured as an access client or bridge device 2 Mbps DBPSK 1 Mbps E Antenna type Removable upgradeable 3dBi Antenna with IEEE 802 119 OFDM over 64QAM 16QAM QPSK BPSK R SMA male connector E Operating channels frequency range 11 channels 2 400 2 4720 Ghz US Canada 13 channels 2 400 2 4835 Ghz ETSI 14 channels 2 400 2 4970 Ghz Japan E Data rates EEE 802 11b 11 5 5 2 1 Mbps with automatic failback IEEE 802 119 54 48 36 24 18 12 9 6 Mbps with automatic failback E Transmit power E EEE 802 11b 20dBm nominal 11 Mbps E IEEE 802 119 16dBm nominal 54 Mbps E Receiver sensitivity IEEE 802 11b 88dBm 11 Mbps with 8 FER IEEE 802 11g 74dBm 54 Mbps with 10 FER www RuggedCom com RuggedWIRELESS RS910W RuggedWIRELESS RS910W Wireless Device Server with 2 Serial and or 2 Ethernet Ports 128 bit Encryption Serial IP Encapsulation Many legacy devices RTU PLC IED etc only support serial communications via RS232 RS422 or RS485 ROS encapsulates the serial data within a TCP connection allowing these devices to be reached via an IP network A wide range of baud rates frame packetization options and diagnostics allows any serial protocol to function The RS910W has specific support for the following serial protocols E Raw Socket serial encapsulation E
4. 05 856 5288 USA 1 954 922 7975 E mail Support RuggedCom com 2010 RuggedCom Inc RuggedSwitch is a registered trademark of RuggedCom Inc Ethernet is a trademark of the Xerox Corporation Pane Enang l For additional information on our products and services please All specifications in this document are subject to change without notice o Rev 1t 04 27 10 visit our web site at www RuggedCom com www RuggedCom com RuggedWIRELESS RS910W
5. A with TKIP and even WPA2 802 11i with 128 bit AES encryption Static authentication support is provided by WPA PSK For additional centralized control the RS910W also supports IEEE 802 1X RADIUS for wireless user traffic and distributing dynamic encryption keys The RS910W has an operating temperature range of 40 to 85 C without the use of internal cooling fans allowing it to be placed in almost any location The RS910W also has an integrated power supply with a wide range of voltages for worldwide operability and is compliant with EMI and environmental standards for utility substations industrial manufacturing process control and intelligent transportation systems applications The RS910W is backed by a five year warranty and unsurpassed technical support Features and Benefits Serial Device Server E 2 fully compliant EIA TIA RS485 RS422 RS232 serial ports software selectable E DB9 or RJ45 connectors www RuggedCom com RO eron Operating ff System E Baud rates up to 230 kbps E Built In optional RS485 Termination Ethernet Ports E 2 Fast Ethernet ports 10 100BaseTX or 100 BaseFX E Multiple fiber connector types i leds Security E WPA Wi Fi Protected Access with TKIP for enhanced security and encryption E WPA2 802 11i with CCMP for robust security and 128 bit AES encryption E IEEE 802 1X RADIUS using EAP PEAP for secure enterprise class authentication configuration Pre shared Key Mode
6. Modbus TCP client and server E DNP 3 E WIN and TIN E Microlok MODBUS TCP The Modbus protocol is ubiquitous in the industrial control and automation world ROS converts Modbus RTU master slave serial data packets to Modbus TCP client server packets for transmission over an IP network This allows communications to Modbus RTU slaves via Ethernet and allows multiple masters to poll the same slave device Cyber Security Cyber security is an urgent issue in many industries where advanced automation and communications networks play a crucial role in mission critical applications and where high reliability is of paramount importance Key ROS features that address security issues at the local area network level include E Passwords Multi level user passwords secures switch against unauthorized configuration E SSH SSL Extends capability of password protection to add 128 bit encryption of passwords and data as they cross the network E Enable Disable Ports Capability to disable ports so that traffic can not pass E 802 1Q VLAN Provides the ability to logically segregate traffic between predefined ports on switches E MAC Based Port Security The ability to secure ports on a switch so only specific Devices MAC addresses can communicate via that port E 802 1x Port Based Network Access Control The ability to lock down ports on a switch so that only authorized clients can communicate via this port E RADIUS authent
7. Pv3 USM RFC3415 SNMPv3 VACM IETF SNMP MIBS RFC1493 BRIDGE MIB RFC1907 SNMPv2 MIB RFC2012 TCP MIB RFC2013 UDP MIB RFC2578 SNMPv2 SMI RFC2579 SNMPv2 TC RFC2819 RMON MIB RFC2863 IF MIB draft ietf bridge rstpmib 03 BRIDGE MIB draft ietf bridge bridgemib smiv2 03 RSTP MIB IANAifType MIB RuggedWIRELESS RS910W RuggedWIRELESS RS910W Wireless Device Server with 2 Serial and or 2 Ethernet Ports 128 bit Encryption Fiber Specifications and Mechanical Drawing Singlemode LC SC ST 1310 8 or 9 125 Longer segment lengths dependent on fiber specifications Consult factory for further details 5 234 4 590 PANEL MOUNT 4 000 0 440 BRACKET ee fsf A RuggedWireless RS910W c 5 DIN RAIL BRACKET REMOVED FOR PANEL MOUNTED UNITS i LZ M ZE 4 750 7 240 waea FF 6 MOUNTING 0 310 HOLES www RuggedCom com RuggedWIRELESS RS910W RuggedWIRELESS RS910W Wireless Device Server with 2 Serial and or 2 Ethernet Ports 128 bit Encryption Order Code RS910W PS Power Supply Power Cables E 24 24 VDC 10 36 VDC E 43 10 0008 Bare wire E 48 48 VDC 36 59 VDC E 43 10 0007 with lugs E HI 85 264VAC or 88 300VDC M Mounting options D Din Rail P Panel Mounting N None Serial Port Options XX None S1 2 x RS232 422 485 DB9 S2 2 X RS232 422 485 RJ45 S3 2 x Fiber 850nm ST EHEHEHE EHE E Et
8. RuggedWIRELESS RS910W Wireless Device Server with 2 Serial and or 2 Ethernet Ports 128 bit Encryption The RuggedWireless RS910W is an industrially hardened wireless Serial Ethernet Device Server that has been specifically designed to operate reliably in electrically harsh and climatically demanding environments The RS910W features a wireless LAN WLAN interface combined with 2 serial ports and or 2 Fast Ethernet ports The RS910W allows you to connect any RS 232 422 485 serial devices at up to 230 kbps and or connect Ethernet devices for wireless access and control via an IEEE 802 11i wireless LAN The RS910W eliminates costly wiring and simplifies network installation The RS910W functions as a wireless client bridge within an IEEE 802 11b g compliant WLAN This allows the RS910W to transfer data for connected serial port and Ethernet devices via an installed Wireless Access Point The RS910W is capable of wireless data rates of up to 54Mbps whose bandwidth is available for the combined device traffic volume emanating from two serial ports and two Ethernet ports Static authentication support is provided by WPA PSK For authentication by an access point and a RADIUS server the RS910W supports IEEE 802 1X RADIUS for wireless user traffic and distributing dynamic encryption keys All wireless communications are protected by the very latest robust security networks features including strong encryption protocols using WP
9. applications such as real time control or VoIP voice over IP require predictable arrival times for Ethernet frames Switches can introduce latency in times of heavy network traffic due to the internal queues that buffer frames and then transmit on a first come first serve basis ROS supports Class of Service in accordance with IEEE 802 1p that allows time critical traffic to jump ahead to the front of the queue thus minimizing latency and reducing jitter to allow such demanding applications to operate correctly ROS allows priority classification by port tags MAC address and IP type of service ToS A configurable weighted fair queuing algorithm controls how frames are emptied from the queues VLAN IEEE 802 1Q Virtual local area networks VLAN allow the segregation of a physical network into separate logical networks with independent broadcast domains A measure of security is provided since hosts can only access other hosts on the same VLAN and traffic storms are isolated ROS supports 802 1Q tagged Ethernet frames and VLAN trunks Port based classification allows legacy devices to be assigned to the correct VLAN GVRP support is also provided to simplify the configuration of the switches on the VLAN Link Aggregation 802 3ad The link aggregation feature provides the ability to aggregate several Ethernet ports into one logical link port trunk with higher bandwidth This provides an inexpensive way to set up a hig
10. ardous Locations Class 1 Division 2 Universal Power Supply E Fully integrated power supplies no external adaptors Popular low voltage DC ranges 24VDC 48VDC Universal high voltage range 88 300VDC or 85 264VAC CSA UL 60950 safety approved to 85 C Screw down terminal blocks ensure reliable maintenance free connections RUGGEDCOM ISO 9001 REGISTERED RuggedWIRELESS RS910W RuggedWIRELESS RS910W Wireless Device Server with 2 Serial and or 2 Ethernet Ports 128 bit Encryption RuggedWIRELESS RS910W Fast Ethernet Ports Operating Temperature Antenna gt 2 Fast Ethernet Ports gt 40 C to 85 C gt Standard 3cBi gt 10 100Basel X or 100BaseFX gt No Fans gt Various antenna option gt Multiple Fiber connector types packages available Rugged Construction gt 20 AWG galvanized steel enclosure gt Conformal coating optional Serial Ports gt 2 RS485 RS422 RS232 gt DBY or RJ45 gt Up to 230kbp Hazardous Location Critical Alarm Relay gt Form C failsafe contact relay 1A 30VDC Certification gt Class1 Division2 Integrated Power Supply gt Universal high voltage range 88 300VDC or 85 264VAC gt Popular low voltage DC ranges 24VDC 10 36VDC 48VDC 86 72VDC gt Dual Isolated DC power inputs Mounting Options gt DIN Rail gt Panel Mount Wireless Specifications E EEE 802 11b g compliant provides simultaneous support for E Modulation technology both IEEE8
11. covery performance is lt 5ms hop For 1 000 Mbps fault recovery performance is lt 5ms hop 20ms RuggedWIRELESS RS910W RuggedWIRELESS RS910W Wireless Device Server with 2 Serial and or 2 Ethernet Ports 128 bit Encryption Network Architecture Field Devices Cp RS910W Control Room D SCADA WAN LAN p RS900W RS910W m BD WAN Interface mmmmm 802 11b Wireless Ethernet Wired Ethernet Intelligent Electronic Device RS232 485 422 Serial www RuggedCom com RuggedWIRELESS RS910W RuggedWIRELESS RS910W Wireless Device Server with 2 Serial and or 2 Ethernet Ports 128 bit Encryption EMI and Environmental Type Tests Enclosure Contact 8kV mates f 15KV IEC 61000 4 3 Radiated RFI Enclosure ports 20 V m Signal ports 4kV 2 5kHz D C Power ports 4kV IEC 61000 4 4 Burst Fast Transient A C Power ports 4kV Earth ground ports 4kV Signal ports 4kV line to earth 2kV line to line IEC 61000 4 5 D C Power ports 2kV line to earth 1kV line to line A C Power ports 4kV line to earth 2kV line to line Z O IEC 61000 4 8 8 Magnetic Field Enclosure ports oA a cores Sea ECS D C Power ports 30 for 0 1s 60 for 0 1s 100 for 0 05s IEC 61000 4 29 Voltage Dips amp Interrupts 30 for 1 period 60 for 50 periods A C Power ports IEC 61000 4 11 100 for 5 periods 100 for 50 period
12. ety FDA CDRH Complies with 21 CFR Chapter1 Subchapter J EMI Immunity and Environmental Compliance E IEC 61000 6 2 Industrial Generic IEC 61800 3 Industrial Variable Speed Drive Systems IEC 61850 3 Electric Utility Substations IEEE 1613 Electric Utility Substations NEMA TS 2 Traffic Control Equipment etwork Management HTTP graphical web based SSL 128 bit encryption SNMP v1 v2c v3 56 bit encryption Telnet VT100 SSH SFTP 128 bit encryption Command Line Interface CLI RSA Key Management 1024 bit key Authentication and Accounting TACACS encrypted RADIUS client PPP BHRHBHEZ www RuggedCom com Technical Specifications Warranty 5 Years Applicable to design or manufacturing related product defects IEEE Compliance 802 3 10BaseT 802 3u 100BaseTX 100BaseFX 802 3x Flow Control 802 3z 1000BaseLX 802 3ab 1000BaseTX 802 3ad Link Aggregation 802 1D MAC Bridges 802 1D Spanning Tree Protocol 802 1p Class of Service 802 1Q VLAN Tagging 802 11i Security 128 bit AES encryption 802 1D 2004 Rapid Spanning Tree Protocol 802 1x Port Based Network Access Control 802 1Q 2005 formerly 802 1s MSTP IETF RFC Compliance RFC768 UDP RFC783 TFTP RFC791 IP RFC792 ICMP RFC793 TCP RFC826 ARP RFC854 Telnet RFC894 IP over Ethernet RFC1112 IGMP v1 RFC1519 CIDR RFC1541 DHCP client RFC2030 SNTP RFC2068 HTTP RFC2236 IGMP v2 RFC2284 EAP RFC2475 Differentiated Services RFC2865 RADIUS RFC3414 SNM
13. h speed backbone to improve network bandwidth This feature is also known as port l 33 kk trunking port bundling port teaming and Ethernet trunk IGMP Snooping ROS uses IGMP snooping Internet Group Management Protocol v1 amp v2 to intelligently forward or filter multicast traffic streams e g MPEG video to or from hosts on the network RuggedWIRELESS RS910W RuggedWIRELESS RS910W Wireless Device Server with 2 Serial and or 2 Ethernet Ports 128 bit Encryption This reduces the load on network trunks and prevents packets from being received on hosts that are not involved ROS has a very powerful implementation of IGMP snooping that E Can be enabled on a per VLAN basis E Detects and filters all multicast streams regardless of whether subscribers exist E Supports router less operation by supporting an active mode E Restores traffic streams immediately after an RSTP topology change SNMP Simple Network Management Protocol SNMP provides a standardized method for network management stations the ability to interrogate devices from different vendors SNMP versions supported by ROS are v1 v2c and v3 SNMPv3 in particular provides security features such as authentication privacy with data encryption CBC DES with 56 bit encryption key and access control not present in earlier SNMP versions ROS also supports numerous standard MIBs Management Information Base al
14. hernet Ports Options XXXX No Ethernet ports TX01 2 x 10 100Tx RJ45 FL01 2 x 10FL Multimode 850 nm ST connectors FX01 2 x 100FX Multimode 1300 nm ST connectors FX02 2 x 100FX Multimode 1300 nm SC connectors FX03 2 x 100FX Multimode 1300 nm MTRJ connectors FX11 2 x 100FX Multi mode 1300nm LC connectors FX04 2 x 100FX Singlemode 1300 nm ST connectors 20km FX05 2 x 100FX Singlemode 1300 nm SC connectors 20km FX06 2 x 100FX Singlemode 1300 nm LC connectors 20km FXO07 2 x 100FX Singlemode 1300 nm SC connectors 50km FX08 2 x 100FX Singlemode 1300 nm LC connectors 50km FX09 2 x 100FX Singlemode 1300 nm SC connectors 90km FX10 2 x 100FX Singlemode 1300 nm LC connectors 90km WW Wireless Options E W1 802 11 US North America E W2 802 11 EU European Union E W3 802 11 CH China Coming soon E W4 802 11 AU Australia E W6 802 11 IN India EEEN EEE HEHEHEHEHE EE E M MOD Manufaturing Modifications E XX None E C01 Conformal Coating www RuggedCom com RuggedWIRELESS RS910W RuggedWIRELESS RS910W Wireless Device Server with 2 Serial and or 2 Ethernet Ports 128 bit Encryption RuggedCom Inc 300 Applewood Crescent Unit 1 Concord Ontario Canada L4K 5C7 Tel 1 905 856 5288 Fax 1 905 856 1995 Toll Free 1 888 264 0006 Technical Support Center Toll Free USA amp Canada 1 866 922 7975 International 1 9
15. ication service using MD5 hash and providing centralized password management E SNMPv3 encrypted authentication access security and data encryption CBC DES with 56 bit encryption key E Secure Socket Layer Web based management using SSL with data encryption 128 bit encryption key E RSA 1024 bit key for key management and key exchange E TACACS Terminal Access Control and Accounting Services Client provides encrypted authentication and authorization www RuggedCom com ROS Features ROS Rugged Operating System E Point to Point PPP using CHAP MD5 Hash authentication service E SFTP Secure File Transfer Protocol using SSH encryption The ROS cyber security features are included to help address the various industry specific security standards such as NERC CIP ISA S99 AGA 12 IEC 62443 ISO 17799 2005 and PCSRF SPP ICS Enhanced Rapid Spanning Tree Protocol eRSTP RuggedCom eRSTP allows the creation of fault tolerant ring and mesh Ethernet networks that incorporate redundant links that are pruned to prevent loops eRSTP yields worst case fault recovery1 of 5ms times the bridge diameter and allows rings of up to 160 switches For example a ring of ten switches will have fault recovery times under 50ms eRSTP implements both STP and RSTP to ensure interoperability with commercial switches unlike other proprietary ring solutions Quality of Service IEEE 802 1p Some networking
16. lowing for easy integration with any network management system NMS A feature of SNMP supported by ROS is the ability to generate traps upon system events RuggedNMS the RuggedCom management solution can record traps from multiple devices providing a powerful network troubleshooting tool It also provides a graphical visualization of the network and is fully integrated with all RuggedCom products SCADA and Industrial Automation ROS contains features that optimize network performance and simplify switch management based on the unique requirements found in SCADA and industrial automation applications Features such as Modbus TCP management for retrieval of switch data using the ubiquitous Modbus protocol and DHCP Option 82 a Rockwell Automation ODVA requirement for IP address assignment based on the location of the end device provide capabilities not found in typical commercial or office grade Ethernet switches Port Based Network Access Control 802 1x ROS supports the IEEE 802 1x standard that defines a mechanism for port based network access control which provides a means of authenticating and authorizing devices attached to LAN ports Port Rate Limiting ROS supports configurable rate limiting per port to limit unicast and multicast traffic This can be essential to managing precious network bandwidth for service providers It also provides edge security for denial of service DoS attacks Broadcas
17. n and self test diagnostics among others Alarms provide a snapshot of recent events that have yet to be acknowledged by the network administrator An external hardware relay is de energized during the presence of critical alarms allowing an external controller to react if desired HTML Web Browser and Telnet User Interfaces ROS provides a simple intuitive user interface for configuration and monitoring via a standard graphical web browser or via Telnet All system parameters include detailed on line help to make setup a breeze ROS presents a common look and feel and standardized configuration process allowing easy migration to other RuggedCom managed products Configuration via ASCII Text File All configuration parameters are stored in an ASCII formatted text file that can easily be transferred via TFTP or Xmodem The configuration file can be saved for backup purposes and easily manipulated by a text editor The same text file can be downloaded to the switch at a later date in order to re configure or restore a previous configuration Command Line Interface CLI A command line interface can be used in conjunction with remote shell to automate data retrieval configuration updates and firmware upgrades A powerful SQL like capability allows expert users the ability to selectively retrieve or manipulate any parameters the devicehas to offer 1 eRSTP fault recovery times may be approximated as follows For 100 Mbps fault re
18. s Signal ports 2 5kV common 1kV diff mode 1MHz IEC 61000 4 12 Damped Oscillatory D C Power ports 2 5kV common 1kV diff mode 1MHz Signal ports 10V D C Power ports 10V IEC 61000 4 6 Induced Conducted RFI A C Power ports 10V Earth ground ports 10V A C Power ports 5kV common 1kV diff mode 1MHz Signal ports OV Continuous 300V for 1s Ee 7 Signalports e O GAAN AN EGUEN ORAR D C Power ports OV Continuous 300V for 1s IEC 61000 4 17 Ripple on D C Power Supply D C Power ports Signal ports kVac Fail Safe Relay output IEC 60255 5 Dielectric Strength D C Power ports A C Power ports 2kVac Signal ports 5kV Fail Safe Relay output IEC 60255 5 H V Impulse D C Power ports 5kV A C Power ports kV Enclosure Contact 2kV 4kV 8kV IEEE C37 90 ESD soa ee FEBKV 1 15KV IEEE C37 90 2 Radiated RFI Enclosure ports 35 V m Signal ports 4kV 2 5kHz D C Power ports 4kV IEEE C37 90 1 Fast Transient AC Power ports AkV Earth ground ports3___ 4kV Signal ports 2 5kV common mode 1MHz IEEE C37 90 1 Oscillatory D C Power ports 2 5kV common 1kV diff mode 1MHz A C Power ports 2 5kV common 1kV diff mode 1MHz Signal ports 5kV Fail Safe Relay output IEEE C37 90 H V Impulse D C Power ports 5kV A C Power ports 5kV Signal ports 2kVac D C Power ports 1 5kV DC A C Power ports 2kVac IEEE C37 90 Dielectric Strength IEC 60068 2 1 Cold Temperature
19. t Storm Filtering Broadcast storms wreak havoc on a network and can cause attached devices to malfunction This could be disastrous on a network with mission critical equipment ROS limits this by filtering broadcast frames with a user defined threshold www RuggedCom com ROS Features ROS Rugged Operating System Port Mirroring ROS can be configured to duplicate all traffic on one port to a designated mirror port When combined with a network analyzer this can be a powerful troubleshooting tool Port Configuration and Status ROS allows individual ports to be hard configured for speed duplex auto negotiation flow control and more This allows proper connection with devices that do not negotiate or have unusual settings Detailed status of ports with alarm and SNMP trap on link problems aid greatly in system troubleshooting Port Statistics and RMON Remote Monitoring ROS provides continuously updating statistics per port that provide both ingress and egress packet and byte counters as well as detailed error figures Also provided is full support for the RMON statistics history alarms and event groups RMON allows for very sophisticated data collection analysis and detection of traffic patterns Event Logging and Alarms ROS records all significant events to a non volatile system log allowing forensic troubleshooting Events include link failure and recovery unauthorized access broadcast storm detectio
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