Hello,I have a Cisco 877W running on my ADSL2+ service at home.It is setup to act as a DNS server to answer DNS queries for my LAN and has the below commands as part of its configuration ip dns server!ip dhcp pool LAN   network 192.168.2.0 255.255.25...

Hello,I have a Cisco 877w and Cisco 7940 IP phone.The IP phone has SIP firmware loaded and I have configured the correct username, password and SIP server address details on the phone.On the router everything seems to be working and I have also confi...

Hello,I recently bought a second hand Cisco AS2511RJ.I setup the below AS2511 configuration which is working well except I cannot reverse Telnet into my 2 2960 switchesMy equipment model numbers are as follows;R1: 1841R2: 1841R3: 1841S1: 2960S2: 2960...

Hello,Is an IOS from a 3750-24TS-E compatible with either a 3750-48TS-S or 3750-48PS-S?Also do the switches use the same IOS regardless of if it is a 24 or 48 port switch with or without PoE?Thank you for your replies!

Hello,I am currently studying my CCNA and I am curious as to what is the difference between configuring the below 2 options, which seem to achieve the same outcome to me.1).Router(config)#username user1 password pass1Router(config)#line vty 0 15Route...