Configure More Access Lists; Configure Dhcp/Bootp Relay; Configure The Dial Backup Connection - Enterasys X-Pedition XSR-1805 Getting Started Manual

Frame Relay WAN Link with PPP Backup Sample Configuration

Configure More Access Lists

The following ACLs deny any packets to or from network 192.168.1.15 as they enter or leave
FastEthernet 1 interface, and permit traffic to or from subnet 192.168.2.xx while denying any other
traffic.
XSR(config)#access-list 125 deny ip any host 192.168.1.15
XSR(config)#access-list 125 deny ip host 192.168.1.15 any
XSR(config)#access-list 125 permit ip 192.162.2.0 0.0.0.255 any
XSR(config)#access-list 125 permit ip 192.162.2.0 0.0.0.255
XSR(config)#interface fastethernet 1
XSR(config-if<F1>)#ip access-group 125 in
XSR(config-if<F1>)#ip access-group 125 out

Configure DHCP/BOOTP Relay

XSR(config)#interface fastethernet 1
+
Adds Fastethernet port 1 and acquires Interface mode
XSR(config-if<F1>#ip helper-address 192.168.1.120
+
Marks destination IP address for UDP broadcasts

Configure the Dial Backup Connection

XSR(config)#interface serial 1/0
+
Adds serial port 1 and acquires Interface mode
XSR(config-if<S1/0>)#encapsulation ppp
+
Enables PPP encapsulation
XSR(config-if<S1/0>)#ip address 192.31.27.80 255.255.255.0
+
Sets the IP address on the interface
XSR(config-if<S1/0>)#backup interface dial 1
+
Adds the backup dialer interface
XSR(config-if<S1/0>)#backup delay 2 2
+
Sets the interval that elapses after the primary interfaces fails and comes up
XSR(config-if<S1/0>)#no shutdown
+
Enables the interface
XSR(config)#interface serial 2/0
+
Adds serial port 2 and acquires Interface mode
XSR(config-if<S2/0>)#dialer pool-member 1
+
Adds a dial pool member
XSR(config-if<S2/0>)#physical-layer sync
+
Sets synchronous mode
XSR(config-if<S2/0>)#no shutdown
+
Enables the interface
XSR(config)#interface dial 1
+
Adds dialer interface and acquires Dialer Interface mode
XSR(config-if<D1>)#encapsulation ppp
+
Enables PPP encapsulation
XSR(config-if<D1>)#ip address 192.31.27.84 255.255.255.0
+
Sets the IP address on the interface
XSR(config-if<D1>)#dialer string 4165557922
+
Sets dialer phone #
XSR(config-if<D1>)#dialer wait-for-carrier 30
+
Specifies the period the XSR will wait for a connection from the service provider
3-26 Software Configuration