Number of packets is 7 .

---------------------------------------

Input packet 0:

Router 1, Input Port A1

VERS = 4 , HLEN = 10 , DSCP = 0 , ECT = 0 , CE = 0 , TL = 682 ;
Ident = 43690 , U = 0 , DF = 0 , M = 0 , FragOffset = 0 ;
TTL = 32 , Prot = 6 , H.Checksum = 32768 ;
Source Address: 172.19.48.21
Dest Address:   172.17.0.15
2 Options Present.
Option 1 is 1 :  No-Op.
Option 2 is 137 :  Strict Source Route, Length = 19 , Pointer = 12 . 
Number of extra SSR addresses is 4
Extra SSR adress 1 is 172.19.63.14
Extra SSR adress 2 is 172.17.0.13
Extra SSR adress 3 is 172.17.240.14
Extra SSR adress 4 is 172.18.240.21
Number of data bytes = 642 . 

---------------------------------------

Input packet 1:

Router 1, Input Port A3

VERS = 4 , HLEN = 5 , DSCP = 0 , ECT = 0 , CE = 0 , TL = 341 ;
Ident = 21845 , U = 0 , DF = 0 , M = 0 , FragOffset = 0 ;
TTL = 1 , Prot = 17 , H.Checksum = 8192 ;
Source Address: 128.235.204.72
Dest Address:   171.19.63.1
No Options Present.
Number of data bytes = 321 . 

---------------------------------------

Input packet 2:

Router 11, Input Port A25

VERS = 4 , HLEN = 8 , DSCP = 0 , ECT = 0 , CE = 0 , TL = 682 ;
Ident = 43690 , U = 0 , DF = 0 , M = 0 , FragOffset = 0 ;
TTL = 32 , Prot = 6 , H.Checksum = 4096 ;
Source Address: 172.19.48.21
Dest Address:   172.17.0.15
2 Options Present.
Option 1 is 137 :  Strict Source Route, Length = 11 , Pointer = 8 . 
Number of extra SSR addresses is 2
Extra SSR adress 1 is 172.19.63.14
Extra SSR adress 2 is 172.17.0.13
Option 2 is 0 :  EoO.
Number of data bytes = 650 . 

---------------------------------------

Input packet 3:

Router 1, Input Port A6
Illegal Packet: End of Options is not last byte in options

VERS = 4 , HLEN = 10 , DSCP = 0 , ECT = 0 , CE = 0 , TL = 682 ;
Ident = 43690 , U = 0 , DF = 0 , M = 0 , FragOffset = 0 ;
TTL = 32 , Prot = 6 , H.Checksum = 2048 ;
Source Address: 172.19.48.21
Dest Address:   172.17.0.15
2 Options Present.
Option 1 is 0 :  EoO.
Option 2 is 137 :  Strict Source Route, Length = 19 , Pointer = 12 . 
Number of extra SSR addresses is 4
Extra SSR adress 1 is 172.19.63.14
Extra SSR adress 2 is 172.17.0.13
Extra SSR adress 3 is 172.17.240.14
Extra SSR adress 4 is 172.18.240.21
Number of data bytes = 642 . 

---------------------------------------

Input packet 4:
Error in input: (1 , 21) element  not zero - one

Input packet 4 is bad: error = -1 .
---------------------------------------

Input packet 5:

Router 1, Input Port A5

VERS = 4 , HLEN = 9 , DSCP = 0 , ECT = 0 , CE = 0 , TL = 682 ;
Ident = 43690 , U = 0 , DF = 0 , M = 0 , FragOffset = 0 ;
TTL = 32 , Prot = 6 , H.Checksum = 512 ;
Source Address: 172.19.48.21
Dest Address:   172.17.0.15
2 Options Present.
Option 1 is 1 :  No-Op.
Option 2 is 7 :  Record Route, Length = 15 , Pointer = 16 . 
Number of extra RR addresses is 3
Extra RR adress 1 is 172.19.63.14
Extra RR adress 2 is 172.17.0.13
Extra RR adress 3 is 172.17.240.14
Number of data bytes = 646 . 

---------------------------------------

Input packet 6:

Router 1, Input Port A2

VERS = 4 , HLEN = 10 , DSCP = 0 , ECT = 0 , CE = 0 , TL = 682 ;
Ident = 43690 , U = 0 , DF = 0 , M = 0 , FragOffset = 0 ;
TTL = 32 , Prot = 6 , H.Checksum = 256 ;
Source Address: 172.19.48.21
Dest Address:   172.17.0.15
2 Options Present.
Option 1 is 131 :  Loose Source Route, Length = 19 , Pointer = 12 . 
Number of extra LSR addresses is 4
Extra LSR adress 1 is 172.19.63.14
Extra LSR adress 2 is 172.17.0.13
Extra LSR adress 3 is 172.17.240.14
Extra LSR adress 4 is 172.18.240.21
Option 2 is 0 :  EoO.
Number of data bytes = 642 .