Differences between G port and S Port

Topology:

650) This. width = 650; "src =" http://home.51cto.com/thumb.php? W = 120 & H = 100 & t = F & url = http://s3.51cto.com/wyfs02/M01/4D/37/wKioL1RNzXWBk77cAAGj5fYYxTo792.jpg "width =" 120 "Height =" 74 "border =" 0 "hspace =" 0 "vspace =" 0 "Title =" "style =" width: 120px; Height: 74px; "alt =" wkiol1rnzxwbk77caagj5fyyxto792.jpg "/>

Rt1 Configuration:

<Rt1> sys

System View: Return to user view with Ctrl + Z.

[Rt1] int G0/0/0

[RT1-GigabitEthernet0/0/0] IP add 1.1.1.1 24

[RT1-GigabitEthernet0/0/0] Ping 1.1.1.1

650) This. width = 650; "src =" http://home.51cto.com/thumb.php? W = 120 & H = 100 & t = F & url = http://s3.51cto.com/wyfs02/M01/4D/36/wKiom1RNzSHy8msyAAESrcl6M5k710.jpg "width =" 120 "Height =" 24 "border =" 0 "hspace =" 0 "vspace =" 0 "Title =" "style =" width: 120px; Height: 24px; "alt =" wkiom1rnzshy8msyaaesrcl6m5k710.jpg "/>

[RT1-GigabitEthernet0/0/0] int S0/1/0

[RT1-Serial0/1/0] IP add 2.2.2.2 24

[RT1-Serial0/1/0] Ping 2.2.2.2

650) This. width = 650; "src =" http://home.51cto.com/thumb.php? W = 120 & H = 100 & t = F & url = http://s3.51cto.com/wyfs02/M02/4D/37/wKioL1RNzXWx0F3vAADclxTVbjo652.jpg "width =" 120 "Height =" 38 "alt =" wkiol1rnzxwx0f3vaadclxtvbjo652.jpg "/>

Rt2 Configuration:

<Rt2> sys

System View: Return to user view with Ctrl + Z.

[Rt2]

[Rt2] int G0/0/0

[RT2-GigabitEthernet0/0/0] IP add 2.2.2.3 24

[RT2-GigabitEthernet0/0/0] int S0/1/0

[RT2-Serial0/1/0] IP add 1.1.1.2 24

[RT2-Serial0/1/0]

% SEP 28 21: 58: 41: 859 2014 rt2 IFNet/5/protocol_updown: Protocol PPP ipcp on the Interface serial0/1/0 is up.

[RT2-Serial0/1/0]

 

Configure a loop address for rt1 and rt2:

[RT1-Serial0/1/0] Quit

[Rt1] int loo1

[RT1-LoopBack1] IP add 3.3.3.3 32

 

[RT2-Serial0/1/0] Quit

[Rt2] int loo1

[RT2-LoopBack1] IP add 4.4.4.4 32

RT2-LoopBack1

 

Close the s ports of rt1 and rt2:

[RT1-LoopBack1] int S0/1/0

[RT1-Serial0/1/0] Shut

650) This. width = 650; "src =" http://home.51cto.com/thumb.php? W = 120 & H = 100 & t = F & url = http://s3.51cto.com/wyfs02/M00/4D/37/wKioL1RNzXjRxf_iAAEdImL-1Wk006.jpg "width =" 120 "Height =" 20 "alt =" wKioL1RNzXjRxf_iAAEdImL-1Wk006.jpg "/>

650) This. width = 650; "src =" http://home.51cto.com/thumb.php? W = 120 & H = 100 & t = F & url = http://s3.51cto.com/wyfs02/M00/4D/36/wKiom1RNzSOy3lmOAAEixnQwM-M688.jpg "width =" 120 "Height =" 19 "alt =" wKiom1RNzSOy3lmOAAEixnQwM-M688.jpg "/>

Configure a static route for the G ports of rt1 and rt2:

[RT1-Serial0/1/0] Quit

[Rt1] IP route-static 4.4.4.4 32 2.2.2.3

[Rt1]

 

 

[RT2-LoopBack1] Quit

[Rt2] IP route-static 3.3.3.3 32 1.1.1.1

[Rt2]

650) This. width = 650; "src =" http://home.51cto.com/thumb.php? W = 120 & H = 100 & t = F & url = http://s3.51cto.com/wyfs02/M01/4D/37/wKioL1RNzXiSzqKjAADhFqP6Cxw777.jpg "width =" 120 "Height =" 43 "alt =" wkiol1rnzxiszqkjaadhfqp6cxw777.jpg "/>

Disable the G ports of rt1 and rt2, and enable the s ports:

[Rt1] Undo IP route-static 4.4.4.4 32

[Rt1] int S0/1/0

[RT1-Serial0/1/0] Undo shut

650) This. width = 650; "src =" http://home.51cto.com/thumb.php? W = 120 & H = 100 & t = F & url = http://s3.51cto.com/wyfs02/M01/4D/36/wKiom1RNzSTwsjpdAAFMVlJkqkw517.jpg "width =" 120 "Height =" 21 "alt =" wkiom1rnzstwsjpdaafmvljkqkw517.jpg "/>

[RT1-Serial0/1/0] int G0/0/0

[RT1-GigabitEthernet0/0/0] Shut

650) This. width = 650; "src =" http://home.51cto.com/thumb.php? W = 120 & H = 100 & t = F & url = http://s3.51cto.com/wyfs02/M02/4D/37/wKioL1RNzXiBn-fIAADaj0HgJLw611.jpg "width =" 120 "Height =" 15 "alt =" wKioL1RNzXiBn-fIAADaj0HgJLw611.jpg "/>

[Rt2] Undo IP route-static 3.3.3.3 32

650) This. width = 650; "src =" http://home.51cto.com/thumb.php? W = 120 & H = 100 & t = F & url = http://s3.51cto.com/wyfs02/M02/4D/36/wKiom1RNzSSj2du0AAERnK2QOAs751.jpg "width =" 120 "Height =" 17 "alt =" wkiom1rnzssj2du0aaernk2qoas751.jpg "/>

650) This. width = 650; "src =" http://home.51cto.com/thumb.php? W = 120 & H = 100 & t = F & url = http://s3.51cto.com/wyfs02/M00/4D/37/wKioL1RNzXmRJhPUAAC_Ow9CwMs910.jpg "width =" 120 "Height =" 13 "border =" 0 "hspace =" 0 "vspace =" 0 "Title =" "style =" width: 120px; Height: 13px; float: Left; "alt =" wkiol1rnzxmrjhpuaac_ow9cwms910.jpg "/>

 

Configure a static route for the s ports of rt1 and rt2:

 

[RT1-GigabitEthernet0/0/0] Quit

[Rt1] IP route-static 4.4.4.4 32 1.1.1.2

 

 

[Rt2] IP route-static 3.3.3.3 32 2.2.2.2

 

650) This. width = 650; "src =" http://home.51cto.com/thumb.php? W = 120 & H = 100 & t = F & url = http://s3.51cto.com/wyfs02/M00/4D/36/wKiom1RNzSWj50mlAAFmrdFsOes484.jpg "width =" 120 "Height =" 43 "alt =" wkiom1rnzswj50mlaafmrdfsoes484.jpg "/>

Summary:

 

The link protocol supported by the S port is PPP, which is a point-to-point protocol. It supports address negotiation. Therefore, the IP address cannot be pinged for the same network segment.

 

 

 

Differences between G port and S Port