Category: Networking

Network Tutorials and KB

Turn off ethernet negotiation Linux

Turn off ethernet negotiation Linux

Sometimes you might come across a situation where you need to manually set the ethernet speed and turn off the auto negotiation. In the below example, we set the ethernet speed to  1GBPS and...

Mounting Windows Share to Linux

Mounting Windows Share to Linux

In order to Mount a windows share to Linux , create a share in your windows \\serverip\shareddrive Now in the linux server create a directory where you want to mount the share mkdir /mnt/winshare...

Configure PPTP VPN Server

Configure PPTP VPN Server

1. Install ppp yum install ppp 2. Download pptpd rpm wget http://poptop.sourceforge.net/yum/stable/packages/pptpd-1.3.4-2.el6.i686.rpm 3. Set the local and remote ip in /etc/pptpd.conf vi /etc/pptpd.conf localip <local ip address of server> remoteip < range of ip addresses...

VLAN

VLAN

VLAN means virtual local area network.Vlans are used to separate multiple networks while being on the same physical network. View existing Vlans : router(config)#show vlan Configuring a Vlan: router(config) #configure terminal router(config)#vlan <vlan number> router(config)#interface...

Default Gateway issue with Multiple Network Cards

Default Gateway issue with Multiple Network Cards

At times, there are issues with the default gateway when having multiple network cards with the same network address. In order to force a network card to be the default gateway you can edit...

Cisco ACL – Insert New line

Cisco ACL – Insert New line

1. conf t 2. ip access-list {standard | extended} access-list-name 3. sequence-number acl 4. ip access-list resequence access-list-name starting-sequence-number increment eg. ip access-list resequence 111 100 15