TY  - BOOK
AU  - Johnson,Allan
TI  - Routing and switching essentials v6: labs & study guide 
SN  - 9781587134265
AV  - TK 5105.5487 .J6
PY  - 2017///]
CY  - Indianapolis, Indiana
PB  - Cisco Press
KW  - Cisco IOS
KW  - Routing (Computer network management)
KW  - Telecommunication
KW  - Switching systems
ER  -