Routing

Hi, Just saw that udp/161 was open even though we have an ACL on snmp community -WHY IS THAT? SNMP is closed so that i cannot do a snmpwalk, but it's concerning that udp/161 is still open. snmp-server community ********************* RO SNMPACLsnmp-...

Hello all guys , cisco fellows  Kindly , How can i subneting IPV6 thanks 

Hello friends, How does one decide on an image upgrade to a new iOS.  Do people usually go for the newest releases or one with less bugs then another?   When you guys are doing a software upgrade on a switch(whatever platform) what do you factor in...

i need to connect an SG 200 to a Cisco-3560-X and i'm having issues.  I'm kind of a newb but getting a little better.  I think i know enough to be dangerous.  lol  I can't seem to get connected at all with what i have setup already. I have a few VLAN...

Dear Experts, Logs of my 887 get filled with dhcp restart messages every two hours: May 16 15:08:34: %DHCP-5-RESTART: Interface ATM0.1 is being restarted by DHCP.May 16 15:08:44: %DHCP-6-ADDRESS_ASSIGN: Interface ATM0.1 assigned DHCP address xx.xxx.x...

Hi All,    We're getting this error message when we run a 'show environment' command on our 3845 router:SYS PS1 is present.        Fan status: Normal        Input Voltage status: Normal        DC Output Voltage status: Warning - failure        Type: ...

I am trying to connect a NEC DX system to a Cisco IOS router.  The NEC system T1 line is configure with a type of 24 channel CAS.  The config which is specifies is " Direct Inward Dialing (DID) Wink Start (DTMF and Dial Pulse) "What would that be in ...

I recently got a Cisco Switch 871W - I finally got it configured to my imac, but when I go into it to reset the admin password within the GUI it doesn't reset, and when I go into the terminal - I am not seeing it as it boots up. Does anyone have any ...

Hi everybody I have a 2921 which is my gateway and it translates any request from outside to local server IP addresses. I also have ASA behind 2921 and all web services are at the DMZ side of my ASA. My problem is some of "ip nat inside source static...

HI All, This is my first post here, after much lurking, and I am hoping this is the right place to come for some assistance with this painful NAT issue I am having. I would consider myself to be fairly experienced with these sorts of network, and ha...

Dear Cisco community  I have experience before with PPPoE on Mikrotik RouterOS equipment, where the process that Mikrotik have for the PPPoE connection is the following: PROCESS WHERE Radius Assigned a IP and rate-limit 1. PPPoE client request by (...