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how can i erase the firmware of cisco 7912 phone ? the firmware is crashed in this 7912 phone , i want it to download another copy from CUCM8.5 . the way i did on 7911phone doesn't work on 7912.
How many ipsec tunnels are supported in Cisco 3900 routers(with & without the hardware processors)?How much is the throughput of the 3900 routers?I need these data ! thanks!
recently my coustomer bought a 4506E switch(SUP6L-E;WS-X4548-RJ45V+;PWR-C45-2800ACV) .when use their old cables(568a-568b),they found that the 7911 phones(no standalone power) displayed :"ethernet not connect",and the switch console (show power inlin...
I want telnet to a asa outside interface.I know that the asa doesn't allow to telnet to the lowest interface , but the cisco says "If IPsec operates, you can specify an unsecure interface name, which is typically the outside interface. At a minimum...
How can I calculate the routers'usage of memory?Example:I entered "show proce mem" in the router,then ,Router2821#show processes memoryProcessor Pool Total: 213654736 Used: 9967864 Free: 203686872 I/O Pool Total: 10485760 Used: 2547456...
to see the ASA's session counter,use"show resource usage all".for example:FW# show resource usage allResource Current Peak Limit Denied ContextSSH 2 5 5 21 System...
%STANDBY-3-DUPADDR: Duplicate address 10.87.21.252 on Vlan321, sourced by 0000.0d07.ac01this log means there is a switch broadcast the hsrp's multicast flow into layer 2 broadcast,so the router seems its own mac address .I met a trouble before:a cata...
