| { |
| "type" : "node", |
| "name" : "gtpu", |
| "layout" : [ |
| { |
| "name" : "version", |
| "size" : "3", |
| "default" : "1", |
| "readonly" : "true" |
| }, |
| { |
| "name" : "pt", |
| "size" : "1" |
| }, |
| { |
| "name" : "reserved", |
| "size" : "1" |
| }, |
| { |
| "name" : "e", |
| "size" : "1" |
| }, |
| { |
| "name" : "s", |
| "size" : "1" |
| }, |
| { |
| "name" : "pn", |
| "size" : "1" |
| }, |
| { |
| "name" : "messagetype", |
| "size" : "8" |
| }, |
| { |
| "name" : "messagelength", |
| "size" : "16", |
| "autoincrease" : "true" |
| }, |
| { |
| "name" : "teid", |
| "size" : "32" |
| }, |
| { |
| "name" : "sequencenumber", |
| "size" : "16", |
| "optional" : "e=1|s=1|pn=1", |
| "increaselength" : "true" |
| }, |
| { |
| "name" : "npdunumber", |
| "size" : "8", |
| "optional" : "e=1|s=1|pn=1", |
| "increaselength" : "true" |
| }, |
| { |
| "name" : "nextextentionheadertype", |
| "size" : "8", |
| "optional" : "e=1|s=1|pn=1", |
| "increaselength" : "true" |
| } |
| ] |
| } |