Routing

hello, on catalyst 3750 (EMI) how to set clock in a permanent way ? after a reboot clock comes back to March 1993 without saving the time and day settings in ROM. I have to "clock set" it every time. how to fix it? thanksAD

Hi at all I'm working with a ISR G2 39xx. We added two EtherSwitch SM-ES3G-24-P Modules (SM Module) one in Slot 1 and the other in Slot2I would like to interconnect this EterSwitch Service Module together over the Backplane. Is this possible? How ca...

I have been researching the procedure to replace the ATM Interface module in a Cisco 3660, but I am not finding much. Are there any steps I need to perform or any tips I need to keep in mind when replacing an ATM interface module? I have never replac...

Hello,In one of my remote office, we have a 1841 device (c1841-advipservicesk9-mz.124-19.bin) with a WIC-1ADSL=that is used for Internet browsing and access to our private network through an ipsec gre tunnel.As the internet browsing is consuming a lo...

We have an X25 SVC point to point  link  with a partner.  In this link, we use the X121 address of our partner  but we don't have an X25 address in our side.Does anyone can tell me if it is possible to configure routers to send X25 paquets over IP  w...

HiI have Cisco 2600 Router .show ip interface briefInterface                  IP-Address      OK? Method Status                ProtocolFastEthernet0/0            xx.xx.xx.250  YES DHCP   up                    up  FastEthernet0/1            172.16.0.2...

Hello,I have a question regarding configuring WCCP for WAAS.  If I have a subinterface does the "ip wccp 62 redirect in" command need to be placed on the physical interface only, on the subinterface, or on both interfaces?  Thanks.

I use pre-shared keys for authentication, and I have written an automated script for periodically updating (rotating) keys. However, sometimes the rotation fails and I get paged in the middle of the night. So I had an idea:crypto isakmp policy 1 encr...

Hi all,Can someone tell me what's BGP? and why to use it? and in which circunstance to use it instead of others routing protocols like Eigrp,Rip or Ospf? What is his strenght and weakness? Help me to see clear with BGP. Thanks in advance

Hi All,About 24 hours ago one of our routers that's been running for years suddenly dropped connection. We started to troubleshoot and so far haven't been able to rule out OSI Layer 1.I've spoken to our ISP (Nildram/Opal) and they're still running te...

Has anyone seen this?Have a 3945 router with a switch module.  When doing a trace route from the switch module it shows the management interface first and then a unknown or perhaps a virtual address of 10.10.3.29 that is configured no where on the ro...

Hi all,I try to put in my bgp configuration 32-bit AS and get errors.As I understand I have to upgrade ios.Now I have:cisco#sh versionCisco Internetwork Operating System Software IOS (tm) s222_rp Software (s222_rp-IPSERVICESK9_WAN-M), Version 12.2(18...