EEM Scripting Magic

I decided¬†¬†to use¬†cisco’s EEM Scripting Engine to activate and deactivate the cellular interface to support a Primary link failure of our MPLS Link combined with an IP SLA: ip sla auto discovery ip sla 100 ¬†icmp-echo 1.1.1.1 source-interface GigabitEthernet0/1 ¬†threshold 1000 ¬†frequency 15 ip sla schedule 100 life forever start-time now EEM Scripts event managerContinue reading “EEM Scripting Magic”

Configuring a Remote-Site Router – GSM Specific

A quick guide to setting up a GSM on a ISR using¬†EHWIC-3G-HSPA+7. ¬†You must get the data service account from you service provider, in turn you will receive a SIM card that you can install on to the EHWIC and an APN (Access Point Name) required to create a profile. Insert the SIM card intoContinue reading “Configuring a Remote-Site Router – GSM Specific”

Unlocking a 3G SIM while in the Router

A really useful command for unlocking the SIM while in the router. router#sh cell 0/1/0 security Card Holder Verification (CHV1) = Enabled SIM Status = Locked SIM User Operation Required = Enter CHV1 Number of Retries remaining = 3 router#cellular 0/1/0 gsm sim unlock NNNN !!!WARNING: SIM will be unlocked with pin=NNNN(4), call will beContinue reading “Unlocking a 3G SIM while in the Router”