diff --git a/Jenkinsfile b/Jenkinsfile
index c677a76..cb8d1f5 100644
--- a/Jenkinsfile
+++ b/Jenkinsfile
@@ -32,7 +32,6 @@ def toolchains = [
 def configurations = [
   LOWPAN: "6lowpan_Atmel_RF.json",
   THREAD: "Thread_Atmel_RF.json",
-  THREAD_SLIP: "Thread_SLIP_Atmel_RF.json",
   WI_SUN: "Wisun_Stm_s2lp_RF.json"
   ]
 
diff --git a/configs/6lowpan_Atmel_RF.json b/configs/6lowpan_Atmel_RF.json
index 6830bea..72584dd 100644
--- a/configs/6lowpan_Atmel_RF.json
+++ b/configs/6lowpan_Atmel_RF.json
@@ -5,7 +5,7 @@
             "value": "ATMEL"
         },
         "backhaul-driver": {
-            "help": "options are ETH, SLIP, EMAC, CELL",
+            "help": "options are ETH, EMAC, CELL",
             "value": "EMAC"
         },
         "mesh-mode": {
diff --git a/configs/6lowpan_Spirit1_RF.json b/configs/6lowpan_Spirit1_RF.json
index a97815a..fcacc3f 100644
--- a/configs/6lowpan_Spirit1_RF.json
+++ b/configs/6lowpan_Spirit1_RF.json
@@ -5,7 +5,7 @@
             "value": "SPIRIT1"
         },
         "backhaul-driver": {
-            "help": "options are ETH, SLIP, EMAC, CELL",
+            "help": "options are ETH, EMAC, CELL",
             "value": "EMAC"
         },
         "mesh-mode": {
diff --git a/configs/Thread_Atmel_RF.json b/configs/Thread_Atmel_RF.json
index 42dd322..a154b25 100644
--- a/configs/Thread_Atmel_RF.json
+++ b/configs/Thread_Atmel_RF.json
@@ -5,7 +5,7 @@
             "value": "ATMEL"
         },
         "backhaul-driver": {
-            "help": "options are ETH, SLIP, EMAC, CELL",
+            "help": "options are ETH, EMAC, CELL",
             "value": "EMAC"
         },
         "mesh-mode": {
diff --git a/configs/Thread_SLIP_Atmel_RF.json b/configs/Thread_SLIP_Atmel_RF.json
deleted file mode 100644
index 4b9f907..0000000
--- a/configs/Thread_SLIP_Atmel_RF.json
+++ /dev/null
@@ -1,78 +0,0 @@
-{
-    "config": {
-        "radio-type":{
-            "help": "options are ATMEL, MCR20",
-            "value": "ATMEL"
-        },
-        "backhaul-driver": {
-            "help": "options are ETH, SLIP, EMAC, CELL",
-            "value": "SLIP"
-        },
-        "mesh-mode": {
-            "help": "Mesh networking mode. Options are LOWPAN_ND and THREAD",
-            "value": "THREAD"
-        },
-        "backhaul-mac-src": {
-            "help": "Where to get EUI48 address. Options are BOARD, CONFIG",
-            "value": "BOARD"
-        },
-        "backhaul-mld": {
-            "help": "Enable proxying Multicast Listener Discovery messages to backhaul network",
-            "value": "false"
-        },
-        "nanostack_extended_heap": {
-            "help": "Add additional memory region to nanostack heap. Valid only for selected platforms. Region size may vary depending of the toolchain.",
-            "value": false
-        },
-        "backhaul-mac": "{0x02, 0x00, 0x00, 0x00, 0x00, 0x01}",
-        "slip_hw_flow_control": "true",
-        "slip_serial_baud_rate": "921600",
-        "rf-channel": 22,
-        "rf-channel-page": 0,
-        "rf-channel-mask": "0x07fff800",
-        "debug-trace":  1,
-        "backhaul-dynamic-bootstrap": true,
-        "backhaul-prefix": "\"fd00:300::\"",
-        "backhaul-next-hop": "\"fe80::1\"",
-        "backhaul-default-route": "\"::/0\"",
-        "commissioning-dataset-timestamp": "0x00010000",
-        "pan-id": "0x0700",
-        "extended-pan-id": "{0xf1, 0xb5, 0xa1, 0xb2,0xc4, 0xd5, 0xa1, 0xbd }",
-        "mesh-local-prefix": "{0xfd, 0x0, 0x0d, 0xb8, 0x0, 0x0, 0x0, 0x0}",
-        "network-name": "\"Thread Network\"",
-        "pskd": "\"ABCDEFGH\"",
-        "pskc": "{0xc8, 0xa6, 0x2e, 0xae, 0xf3, 0x68, 0xf3, 0x46, 0xa9, 0x9e, 0x57, 0x85, 0x98, 0x9d, 0x1c, 0xd0}",
-        "thread-master-key": "{0x10, 0x11, 0x22, 0x33, 0x44, 0x55, 0x66, 0x77, 0x88, 0x99, 0xaa, 0xbb, 0xcc, 0xdd, 0xee, 0xff}",
-        "thread-use-static-link-config": true,
-        "thread-security-policy": 255,
-        "LED": "NC",
-        "SERIAL_TX": "NC",
-        "SERIAL_RX": "NC",
-        "SERIAL_CTS": "NC",
-        "SERIAL_RTS": "NC"
-    },
-    "macros": ["MBEDTLS_USER_CONFIG_FILE=\"source/mbedtls_thread_config.h\"", "ATMEL_SPI_RST=PTD4"],
-    "target_overrides": {
-        "*": {
-            "target.network-default-interface-type": "ETHERNET",
-            "nsapi.default-stack": "NANOSTACK",
-            "mbed-trace.enable": 1,
-            "nanostack.configuration": "thread_border_router",
-            "platform.stdio-convert-newlines": true,
-            "platform.stdio-baud-rate": 115200,
-            "mbed-mesh-api.heap-size": 65535,
-            "mbed-mesh-api.heap-stat-info": "&memory_heap_stat",
-            "mbed-mesh-api.heap-stat-info-definition": "mem_stat_t memory_heap_stat;"
-        },
-        "K64F": {
-            "LED": "LED_GREEN",
-            "SERIAL_TX": "PTE0",
-            "SERIAL_RX": "PTE1",
-            "SERIAL_CTS": "PTE2",
-            "SERIAL_RTS": "PTE3"
-        },
-        "K66F": {
-            "LED": "LED_GREEN"
-        }
-    }
-}
diff --git a/configs/Wisun_Stm_s2lp_RF.json b/configs/Wisun_Stm_s2lp_RF.json
index 565e074..fda84d4 100644
--- a/configs/Wisun_Stm_s2lp_RF.json
+++ b/configs/Wisun_Stm_s2lp_RF.json
@@ -5,7 +5,7 @@
             "value": "S2LP"
         },
         "backhaul-driver": {
-            "help": "options are ETH, SLIP, EMAC, CELL",
+            "help": "options are ETH, EMAC, CELL",
             "value": "EMAC"
         },
         "mesh-mode": {
diff --git a/configs/Wisun_Stm_s2lp_RF_cell.json b/configs/Wisun_Stm_s2lp_RF_cell.json
index 0a56843..fa7d2c4 100644
--- a/configs/Wisun_Stm_s2lp_RF_cell.json
+++ b/configs/Wisun_Stm_s2lp_RF_cell.json
@@ -5,7 +5,7 @@
             "value": "S2LP"
         },
         "backhaul-driver": {
-            "help": "options are ETH, SLIP, EMAC, CELL",
+            "help": "options are ETH, EMAC, CELL",
             "value": "CELL"
         },
         "mesh-mode": {
diff --git a/configs/Wisun_Stm_s2lp_RF_lab.json b/configs/Wisun_Stm_s2lp_RF_lab.json
index 33ff205..47ba920 100644
--- a/configs/Wisun_Stm_s2lp_RF_lab.json
+++ b/configs/Wisun_Stm_s2lp_RF_lab.json
@@ -5,7 +5,7 @@
             "value": "S2LP"
         },
         "backhaul-driver": {
-            "help": "options are ETH, SLIP, EMAC, CELL",
+            "help": "options are ETH, EMAC, CELL",
             "value": "EMAC"
         },
         "mesh-mode": {
diff --git a/drivers/sal-stack-nanostack-slip.lib b/drivers/sal-stack-nanostack-slip.lib
deleted file mode 100644
index 4298225..0000000
--- a/drivers/sal-stack-nanostack-slip.lib
+++ /dev/null
@@ -1 +0,0 @@
-https://github.com/ARMmbed/sal-stack-nanostack-slip/#b3a969bc474a3cf39c2c5720bf98f3d29170bc2b
diff --git a/mbed_app.json b/mbed_app.json
index 5f698a6..d1c7ea6 100644
--- a/mbed_app.json
+++ b/mbed_app.json
@@ -5,7 +5,7 @@
             "value": "ATMEL"
         },
         "backhaul-driver": {
-            "help": "options are ETH, SLIP, EMAC",
+            "help": "options are ETH, EMAC",
             "value": "EMAC"
         },
         "mesh-mode": {
diff --git a/source/border_router_main.cpp b/source/border_router_main.cpp
index f79b158..327966e 100644
--- a/source/border_router_main.cpp
+++ b/source/border_router_main.cpp
@@ -8,7 +8,6 @@
 #include "mbed.h"
 #include "borderrouter_tasklet.h"
 #include "drivers/eth_driver.h"
-#include "sal-stack-nanostack-slip/Slip.h"
 
 #include "Nanostack.h"
 #include "NanostackEthernetInterface.h"