4   ESR Series Routers Operation Manual 
CONTENTS 
1  INTRODUCTION .......................................................................................................................................... 6 
1.1  Abstract ............................................................................................................................................... 6 
1.2  Target Audience .................................................................................................................................. 6 
1.3  Symbols ............................................................................................................................................... 6 
2  PRODUCT DESCRIPTION ............................................................................................................................. 7 
2.1  Purpose ............................................................................................................................................... 7 
2.2  Functions............................................................................................................................................. 7 
2.2.1 Interface functions .................................................................................................................... 7 
2.2.2 Functions for MAC address processing ..................................................................................... 8 
2.2.3 Second-layer functions of OSI model ........................................................................................ 8 
2.2.4 Third-layer functions of OSI model ........................................................................................... 9 
2.2.5 Traffic tunnelling functions ..................................................................................................... 10 
2.2.6 Management and configuration functions ............................................................................. 10 
2.2.7 Network security functions ..................................................................................................... 11 
2.3  Main specifications ........................................................................................................................... 11 
2.4  Design ............................................................................................................................................... 13 
2.4.1 ESR-1000, ESR-1200 design ..................................................................................................... 13 
2.4.2 ESR-100, ESR-200 design ......................................................................................................... 16 
2.4.3 Light Indication ....................................................................................................................... 18 
2.5  Delivery Package ............................................................................................................................... 20 
3  INSTALLATION AND CONNECTION ........................................................................................................... 22 
3.1  Support brackets mounting .............................................................................................................. 22 
3.2  Device rack installation ..................................................................................................................... 23 
3.3  ESR-1000, ESR-1200 power module installation .............................................................................. 24 
3.4  Connection to Power Supply ............................................................................................................ 24 
3.5  SFP transceiver installation and removal ......................................................................................... 25 
4  MANAGEMENT INTERFACES .................................................................................................................... 26 
4.1  Command line interface (CLI) ........................................................................................................... 26 
5  INITIAL ROUTER CONFIGURATION ........................................................................................................... 27 
5.1  ESR router factory settings ............................................................................................................... 27 
5.2  Router connection and configuration ............................................................................................... 28 
5.2.1 Connection to the router ........................................................................................................ 28 
5.2.2 Basic router configuration ...................................................................................................... 29 
6  FIRMWARE UPDATE ................................................................................................................................. 33 
6.1  Updating firmware via system resources ......................................................................................... 33 
6.2  Updating firmware via bootloader ................................................................................................... 34 
6.3  Secondary bootloader update (U-Boot) ........................................................................................... 35 
7  ROUTER CONFIGURATION EXAMPLES ...................................................................................................... 37 
7.1  VLAN Configuration .......................................................................................................................... 37 
7.2  QinQ termination configuration ....................................................................................................... 39 
7.3  AAA configuration ............................................................................................................................. 39 
7.4  Command privilege configuration .................................................................................................... 40 
7.5  DHCP server configuration ............................................................................................................... 41 
7.6  Destination NAT configuration ......................................................................................................... 43 
7.7  Source NAT configuration ................................................................................................................. 45 
7.8  Firewall configuration ....................................................................................................................... 48 
7.9  Access list (ACL) configuration .......................................................................................................... 50 
7.10 Static routes configuration ............................................................................................................... 51 
7.11 MLPP configuration .......................................................................................................................... 53 
7.12 Bridge configuration ......................................................................................................................... 54 
7.13 RIP configuration .............................................................................................................................. 56 
7.14 OSPF configuration ........................................................................................................................... 57 
7.15 BGP configuration ............................................................................................................................. 60